CONFIG_MITIGATION_RETPOLINE: Avoid speculative indirect branches in kernel

General informations

The Linux kernel configuration item CONFIG_MITIGATION_RETPOLINE:

• prompt: Avoid speculative indirect branches in kernel
• type: bool
• depends on: (none)
• defined in arch/x86/Kconfig
• found in Linux kernels: 6.9–6.12

Help text

Compile kernel with the retpoline compiler options to guard against kernel-to-user data leaks by avoiding speculative indirect branches. Requires a compiler with -mindirect-branch=thunk-extern support for full protection. The kernel may run slower.

Hardware

LKDDb

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• (none)

Sources

This page is automaticly generated with free (libre, open) software lkddb(see lkddb-sources).

The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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